know something when one sees it/one

idiom

: to be able to recognize or identify something immediately
She knows a bargain when she sees it.
I know a liar when I see one.

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Dictionary Entries Near know something when one sees it/one

Cite this Entry

“Know something when one sees it/one.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know%20something%20when%20one%20sees%20it%2Fone. Accessed 28 Sep. 2022.

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